For the third time since iOS 11 was released three weeks ago, Apple has updated the iPhone and iPad operating system. On Tuesday, Apple released iOS 11.0.3.According to the release notes, the update has bug fixes, but the notes also point out two specific fixes:

Fixes an issue where audio and haptic feedback would not work on some iPhone 7 and 7 Plus devices

Addresses an issue where touch input was unresponsive on some iPhone 6s displays because they were not serviced with genuine Apple parts